iOS 11.2 (build 15C114) is an official Apple over-the-air update for the iPhone 7 (GSM), released on 2017-12-02T08:15:10Z. The update package is 580.59 MB. This is a delta (partial) update that requires 11.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 7a35697861b0342aa36c4c18d0c0234aafec6fc8.zip.